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226349772 = 223116128111
BaseRepresentation
bin11010111110111…
…01001011001100
3120202220202111220
431133131023030
5430421143042
634243243340
75415640605
oct1537351314
9522822456
10226349772
1110684aa30
1263979550
1337b8199c
14220c0dac
1514d118ec
hexd7dd2cc

226349772 has 48 divisors (see below), whose sum is σ = 585629184. Its totient is φ = 67464000.

The previous prime is 226349771. The next prime is 226349779. The reversal of 226349772 is 277943622.

It is not an unprimeable number, because it can be changed into a prime (226349771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6004 + ... + 22107.

It is an arithmetic number, because the mean of its divisors is an integer number (12200608).

Almost surely, 2226349772 is an apocalyptic number.

226349772 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

226349772 is an abundant number, since it is smaller than the sum of its proper divisors (359279412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226349772 is a wasteful number, since it uses less digits than its factorization.

226349772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28190 (or 28188 counting only the distinct ones).

The product of its digits is 254016, while the sum is 42.

The square root of 226349772 is about 15044.9251244398. The cubic root of 226349772 is about 609.4340105273.

The spelling of 226349772 in words is "two hundred twenty-six million, three hundred forty-nine thousand, seven hundred seventy-two".

Divisors: 1 2 3 4 6 11 12 22 33 44 61 66 122 132 183 244 366 671 732 1342 2013 2684 4026 8052 28111 56222 84333 112444 168666 309221 337332 618442 927663 1236884 1714771 1855326 3429542 3710652 5144313 6859084 10288626 18862481 20577252 37724962 56587443 75449924 113174886 226349772